US2716563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas sealing joints
Assignee: Rolls Royce PLC
•
Filing: 1953-02-02
•
Granted: 1955-08-30
•
Expires: 1973-02-02
Abstract
No abstract record available.
Inventors
- 👤 Seneschall Ronald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:37
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/10; F01; F01D; F01D15/00; F01D15/06; F02; F02K; F02K1/00; F02K1/78; F02K1/80; F02N; F02N7/00; F04; F04D; F04D13/00; F04D13/02; F04D13/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2360345A
Cited
US2466602A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-29 | 1959-02-28 | 1959-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-29 | 1963-02-28 | 1963-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-29 | 1967-02-28 | 1967-08-30 | $7700.00 | Window Closed / Lapsed |